Suppose 3x + 4y = 52 and 5x + y = 30. What is the value of 8x - 2y?

es)

A6

B)

8

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What is 85 less than the product of 23 and an unknown number is 191 in an equation?

A snake is slithering toward you at 1.5 m/s. If you start walking when it is 5.0 m away, how fast must you go in order that the snake not overtake you when you have gone 40.0 m?

Karen bakes cookies. she has observed that the number of cookies m that turn out well in each batch varies with the size of the batch and is given by the function f (x) = 2x-23 where c is the size of the batch (number of cookies in each batch).

Find the solution for 30 - 5n ≤ 25. 1 n ≤ - 1 2 n ≤ - 11 3 n ≥ - 11 4 n ≥ 1

9. Determine whether the statement is always, sometimes, or never true. Two lines with positive slopes are parallel A) Always B) Sometimes C) Never 10. Determine whether the statement is always, sometimes, or never true.

If a Roadrunner ran 80 miles and 4 hours, how long will it take the Roadrunner to run 60 miles? Explain or show how you determined this.

How tall is now that is 10 meters in length and 5 meters in width

Priya looks at the inequalities 12-X>5 and says " I subtract a number from 12 and wants a result that is bigger than 5. That means that the solutions should be values of x that are smaller than something.

If f (x) = 2x2 + 2, find f (5).

Dave received 120$ for his birthday from his parents and his friends. He went on a shopping spree and spent 2/5 of his money on a t-shirt and 1/6 on mountain bike magazines. How much money does he have left.